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    <title>Document</title>
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    <script>
        // let a ='111111122';
        // let b = a.padEnd(10,'a')
        // let c = a.padStart(10,'a')
        
        // console.log(b);
        // console.log(c);

        let arr = Array.of(10, "张三丰", "刘禹锡", 30, 5, true, undefined, null);
        console.log(arr);
        let a = Array.of("你好",10,19);
        console.log(a);
    </script>
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